Home / 22,439.27-30,966.57-12,367.64

Finding the Fourth Proportional to 22,439.27, 30,966.57 and 12,367.64

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Solution

The fourth proportional to 22,439.27, 30,966.57 and 12,367.64 is: 17,067.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,439.27 : 30,966.57 = 12,367.64 : x
  2. Step 2: Convert to fraction form
    22,439.27/30,966.57 = 12,367.64/x
  3. Step 3: Cross multiply
    22,439.27x = 30,966.57 × 12,367.64
  4. Step 4: Simplify right side
    22,439.27x = 382,983,234.96
  5. Step 5: Solve for x
    x = 382,983,234.96/22,439.27
  6. Step 6: Final answer
    x = 17,067.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.